From: Kamalesh Babulal <kamalesh.babulal@oracle.com>
Date: Thu, 29 Sep 2022 10:19:46 +0000 (+0530)
Subject: tools/cgdelete: add check for the cmdline arguments
X-Git-Tag: v3.1.0~304
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=de86f6862d439f4c680f07f02a1496661bb1f7a7;p=thirdparty%2Flibcgroup.git

tools/cgdelete: add check for the cmdline arguments

Like other tools, throw an error and exit if the minimum required
arguments are not passed.

Signed-off-by: Kamalesh Babulal <kamalesh.babulal@oracle.com>
Signed-off-by: Tom Hromatka <tom.hromatka@oracle.com>
---

diff --git a/src/tools/cgdelete.c b/src/tools/cgdelete.c
index 7eaab2cb..28ddca35 100644
--- a/src/tools/cgdelete.c
+++ b/src/tools/cgdelete.c
@@ -123,6 +123,11 @@ int main(int argc, char *argv[])
 	int i, j, c;
 	int skip;
 
+	if (argc < 2) {
+		usage(1, argv[0]);
+		exit (1);
+	}
+
 	/* initialize libcg */
 	ret = cgroup_init();
 	if (ret) {